A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 6220-00-466-2681
NSN 7035-01-416-5910
NSN 6220-01-398-8937
NSN 6320-00-468-8421
NSN 5950-01-399-0248
NSN 5950-01-248-1918
NSN 5975-01-194-1237
NSN 6650-01-611-1941
NSN 6620-01-278-6953
NSN 5905-00-755-3253
NSN 5935-01-450-7257
NSN 6220-01-293-7743